Japan in fact, there are also their e-sports, like that once a year, God of Fighters (all fighting games)
Europe and the United States of America's games. The atmosphere is more atmospheric, the FPS is more mainstream, Halo, cs, Prince of Persia
Japanese games are more delicate, there are a lot of different games, the gameplay is innovative, and the storyline is not bad. Especially RPG their masterpiece (think ff, zelda, dq, etc.) can say that the game represents a Japanese culture. Nintendo's former president of the old Yamauchi once said that the only thing that Japan can export to the outside world is the game
China's game pure commercialization purposes (full of online) single-player games monotonous types of storylines are too simple, the game is very boring
Korea's game is just a few years before the development of the main on-line-based, copying phenomenon is serious, the most typical is the Running Kart